How long is the flight from Michigan to Porto?

A quick flight from Michigan to Porto can take about 19h. United Airlines provides one of the quickest options available for as low as $517. Airlines will cover a distance of 3795 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

What are the most popular routes from Michigan to Porto?

While some choose either Chicago Midway - Porto or Grand Rapids Gerald R. Ford Intl - Porto, Chicago O'Hare Intl - Porto is the most popular route from Michigan to Porto.

What are the most popular airlines that fly from Michigan to Porto?

When booking a flight from Michigan to Porto, you may want to consider flying on United Airlines, Delta or KLM as they are the most popular for this route.

What airport do you fly into for flights to Porto from Michigan?

Porto (OPO) is the airport you will fly into if you book a flight from Michigan to Porto. It is only a 6.8 mi journey from Porto (OPO) to Porto’s city center.

Can I find deals for flights from Michigan to Porto that include hotel bookings?

Yes. In addition to deals on Michigan to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Michigan to Porto?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Michigan to Porto.

Can I find deals for business class flights from Michigan to Porto?

Yes. Cheapflights offers flight deals from Michigan to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$291+ Flights from Michigan to Porto

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Cheap flight deals from Michigan to Porto

Cheapest flights from Michigan to Porto
Explore the most affordable flight options available from Michigan to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

Mon 12/2911:07 amORD - OPO

2 stops26h 53mIberia

Mon 1/58:40 pmOPO - ORD

2 stops27h 07mIberia

Deal found 12/24

$1,435

Mon 12/294:20 pmORD - OPO

1 stop13h 20mLufthansa

Mon 1/512:30 pmOPO - ORD

2 stops31h 15mLufthansa

Deal found 12/25

$1,504

Mon 12/2911:50 amORD - OPO

1 stop21h 20mTurkish Airlines

Mon 1/510:55 amOPO - ORD

1 stop37h 30mTurkish Airlines

Deal found 12/25

$1,681

Mon 12/299:29 amMDW - OPO

2 stops19h 01mDelta

Mon 1/56:30 amOPO - MDW

2 stops18h 02mDelta

Deal found 12/26

$2,648

Fri 12/268:15 pmORD - OPO

1 stop13h 40mTAP AIR PORTUGAL

Sat 12/278:00 pmOPO - ORD

1 stop24h 45mTAP AIR PORTUGAL

Deal found 12/25

$4,785

Fri 12/268:15 pmORD - OPO

1 stop15h 45mMultiple Airlines

Sat 12/279:55 pmOPO - ORD

2 stops22h 50mMultiple Airlines

Deal found 12/25

$5,795

Best flights from Michigan to Porto
Discover carefully curated flight deals from Michigan to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 26, 2025.

Fri 1/239:00 amGRR - OPO

2 stops21h 40mUnited Airlines

Tue 1/276:00 amOPO - GRR

2 stops21h 25mUnited Airlines

Deal found 12/24

$506

Mon 2/912:50 pmGRR - OPO

2 stops19h 00mLufthansa

Mon 2/161:45 pmOPO - GRR

2 stops37h 11mLufthansa

Deal found 12/26

$517

Tue 4/217:35 pmGRR - OPO

2 stops21h 30mDelta

Thu 4/305:00 amOPO - GRR

2 stops19h 09mDelta

Deal found 12/25

$542

Wed 2/43:35 pmORD - OPO

2 stops15h 40mMultiple Airlines

Wed 2/116:00 amOPO - ORD

1 stop13h 25mMultiple Airlines

Deal found 12/24

$580

Tue 3/176:20 pmORD - OPO

1 stop11h 10mKLM

Tue 3/245:00 amOPO - ORD

2 stops16h 43mKLM

Deal found 12/25

$586

Wed 2/254:10 pmORD - OPO

1 stop13h 05mSWISS

Sun 3/17:25 pmOPO - ORD

2 stops48h 45mSWISS

Deal found 12/24

$600

Wed 4/2911:02 amGRR - OPO

2 stops27h 58mIberia

Sat 5/912:25 pmOPO - GRR

2 stops16h 34mIberia

Deal found 12/26

$695

Wed 4/154:50 pmORD - OPO

1 stop16h 40mDelta

Tue 4/216:15 amOPO - ORD

2 stops20h 01mDelta

Deal found 12/26

$563

Wed 2/1812:29 pmORD - OPO

2 stops16h 01mMultiple Airlines

Tue 2/249:55 amOPO - ORD

2 stops16h 49mMultiple Airlines

Deal found 12/25

$590

Fri 2/66:00 pmORD - OPO

1 stop12h 50mLufthansa

Mon 2/91:45 pmOPO - ORD

1 stop30h 25mLufthansa

Deal found 12/23

$594

Wed 5/65:10 pmORD - OPO

1 stop16h 15mKLM

Mon 5/114:20 pmOPO - ORD

1 stop27h 55mKLM

Deal found 12/24

$607

Mon 4/1312:40 pmORD - OPO

2 stops15h 05mUnited Airlines

Sun 4/196:00 amOPO - ORD

1 stop14h 50mUnited Airlines

Deal found 12/24

$628

Tue 3/171:57 pmORD - OPO

2 stops15h 33mDelta

Tue 3/245:00 amOPO - ORD

2 stops20h 14mDelta

Deal found 12/25

$590

Wed 2/412:46 pmMDW - OPO

2 stops15h 44mMultiple Airlines

Wed 2/114:10 pmOPO - MDW

2 stops31h 35mMultiple Airlines

Deal found 12/24

$590

Wed 4/2912:58 pmGRR - OPO

2 stops21h 42mUnited Airlines

Sat 5/96:00 amOPO - GRR

2 stops19h 10mUnited Airlines

Deal found 12/25

$653

Mon 4/135:03 pmORD - OPO

2 stops16h 22mDelta

Sun 4/195:00 amOPO - ORD

1 stop15h 15mDelta

Deal found 12/25

$612

Fri 2/61:26 pmMDW - OPO

2 stops15h 04mKLM

Mon 2/95:00 amOPO - MDW

2 stops18h 29mKLM

Deal found 12/25

$696

Wed 4/2912:58 pmGRR - OPO

2 stops29h 02mLufthansa

Sat 5/912:35 pmOPO - GRR

1 stop16h 16mLufthansa

Deal found 12/25

$710

Mon 2/91:51 pmMDW - OPO

2 stops14h 39mMultiple Airlines

Mon 2/165:00 amOPO - MDW

2 stops18h 37mMultiple Airlines

Deal found 12/26

$666

Tue 4/214:20 pmORD - OPO

1 stop19h 50mDelta

Tue 5/195:00 amOPO - ORD

2 stops19h 41mDelta

Deal found 12/25

$623

Wed 2/2512:46 pmMDW - OPO

2 stops15h 44mMultiple Airlines

Sun 3/15:00 amOPO - MDW

2 stops18h 37mMultiple Airlines

Deal found 12/24

$666

Tue 4/2112:58 pmGRR - OPO

2 stops29h 27mLufthansa

Thu 4/3012:35 pmOPO - GRR

1 stop16h 16mLufthansa

Deal found 12/26

$748

Thu 2/269:50 amMDW - OPO

2 stops18h 40mDelta

Thu 3/55:00 amOPO - MDW

2 stops18h 45mDelta

Deal found 12/24

$646

Sun 1/119:32 amMDW - OPO

2 stops18h 58mDelta

Tue 1/275:00 amOPO - MDW

2 stops19h 36mDelta

Deal found 12/24

$740

Fri 2/611:05 amMDW - OPO

1 stop14h 00mMultiple Airlines

Mon 2/92:00 pmOPO - MDW

2 stops26h 10mMultiple Airlines

Deal found 12/25

$904

Sun 2/89:33 amMDW - OPO

2 stops18h 57mDelta

Sun 2/155:00 amOPO - MDW

2 stops23h 31mDelta

Deal found 12/24

$890

Sat 1/101:28 pmMDW - OPO

2 stops15h 02mDelta

Sat 1/175:00 amOPO - MDW

2 stops23h 07mDelta

Deal found 12/25

$1,015

Last-minute flights from Michigan to Porto
Discover last-minute flight deals from Michigan to Porto. Data last updated December 26, 2025 and is based on user searches.

Fri 1/98:15 pmORD - OPO

1 stop16h 45mTAP AIR PORTUGAL

Thu 1/156:00 pmOPO - ORD

1 stop27h 25mTAP AIR PORTUGAL

Deal found 12/24

$490

Sat 1/101:28 pmMDW - OPO

2 stops15h 02mDelta

Sat 1/175:00 amOPO - MDW

2 stops23h 07mDelta

Deal found 12/25

$1,015

Sun 1/118:25 pmORD - OPO

1 stop19h 35mTAP AIR PORTUGAL

Tue 1/276:00 pmOPO - ORD

1 stop27h 00mTAP AIR PORTUGAL

Deal found 12/25

$457

Sun 1/118:25 pmORD - OPO

2 stops20h 35mMultiple Airlines

Tue 1/2711:35 amOPO - ORD

2 stops33h 25mMultiple Airlines

Deal found 12/25

$542

Sun 1/119:32 amMDW - OPO

2 stops18h 58mDelta

Tue 1/275:00 amOPO - MDW

2 stops19h 36mDelta

Deal found 12/24

$740

Wed 1/147:10 pmORD - OPO

1 stop11h 55mTAP AIR PORTUGAL

Sat 1/248:00 pmOPO - ORD

1 stop24h 45mTAP AIR PORTUGAL

Deal found 12/26

$486

Thu 1/1512:50 pmORD - OPO

2 stops15h 25mMultiple Airlines

Mon 1/197:45 pmOPO - ORD

3 stops25h 10mMultiple Airlines

Deal found 12/25

$619

Fri 1/168:15 pmORD - OPO

1 stop13h 40mTAP AIR PORTUGAL

Thu 1/228:00 pmOPO - ORD

1 stop25h 25mTAP AIR PORTUGAL

Deal found 12/25

$516

Fri 1/168:15 pmORD - OPO

1 stop15h 45mTAP AIR PORTUGAL

Fri 1/239:00 amOPO - ORD

1 stop12h 25mTAP AIR PORTUGAL

Deal found 12/24

$520

Thu 1/228:20 pmORD - OPO

1 stop36h 50mTurkish Airlines

Mon 1/264:10 pmOPO - ORD

1 stop23h 55mTurkish Airlines

Deal found 12/26

$605

Fri 1/239:00 amGRR - OPO

2 stops21h 40mUnited Airlines

Tue 1/276:00 amOPO - GRR

2 stops21h 25mUnited Airlines

Deal found 12/24

$506

Fri 1/308:20 pmORD - OPO

1 stop31h 35mTurkish Airlines

Fri 2/64:10 pmOPO - ORD

1 stop32h 15mTurkish Airlines

Deal found 12/26

$615

One-way flights from Michigan to Porto
Search for one-way flight options from Michigan to Porto. Find affordable one-way fares based on user searches. Data last updated December 26, 2025.

Tue 3/314:30 pmORD - OPO

1 stop17h 30mIberia

Deal found 12/25

$291

Thu 5/75:10 pmORD - OPO

1 stop22h 40mKLM

Deal found 12/25

$301

Mon 3/308:25 amORD - OPO

3 stops29h 10mMultiple Airlines

Deal found 12/25

$309

Thu 2/196:30 pmORD - OPO

3 stops41h 55mMultiple Airlines

Deal found 12/25

$313

Thu 5/76:35 pmORD - OPO

2 stops15h 25mAmerican Airlines

Deal found 12/25

$314

Mon 3/305:10 pmORD - OPO

1 stop16h 15mKLM

Deal found 12/25

$317

Tue 3/318:25 amORD - OPO

3 stops41h 30mMultiple Airlines

Deal found 12/26

$320

Tue 3/315:40 pmORD - OPO

2 stops15h 45mDelta

Deal found 12/25

$321

Sun 5/174:20 pmORD - OPO

1 stop23h 55mKLM

Deal found 12/25

$322

Sun 5/176:35 pmORD - OPO

2 stops15h 25mAmerican Airlines

Deal found 12/25

$331

Sat 5/164:47 pmORD - OPO

3 stops44h 18mMultiple Airlines

Deal found 12/24

$338

Thu 2/196:15 amMDW - OPO

3 stops29h 45mMultiple Airlines

Deal found 12/25

$390

Find flight deals from Michigan to Porto

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$457 (Ticket)
One-way from	$291 (eDestinos)
Popular in	June
Cheapest in	January
Average price	$868

Provider with most accurate pricing for Detroit (DTT)-Porto flight deals.

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Provider most trusted by Cheapflights users for Detroit (DTT)-Porto flights.

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From Michigan to Porto

Search Deals

One-way flight from Michigan to Porto

Search Deals

Highest demand for flights based on searches. 31% potential increase in price ($449 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($53 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Grand RapidsPorto

GRR - OPO

GRROPO

Grand Rapids Gerald R. Ford Intl

Fri 1/23

9:00 am-11:40 am

2 stops21h 40m

Porto

Tue 1/27

6:00 am-10:25 pm

2 stops21h 25m

$506

Grand RapidsPorto

GRR - OPO

GRROPO

Grand Rapids Gerald R. Ford Intl

Mon 2/9

12:50 pm-12:50 pm

2 stops19h 00m

Porto

Mon 2/16

1:45 pm-9:56 pm

2 stops37h 11m

$517

Grand RapidsPorto

GRR - OPO

GRROPO

Grand Rapids Gerald R. Ford Intl

Tue 4/21

7:35 pm-10:05 pm

2 stops21h 30m

Porto

Thu 4/30

5:00 am-7:09 pm

2 stops19h 09m

$542

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 4/15

4:50 pm-3:30 pm

1 stop16h 40m

Porto

Tue 4/21

6:15 am-8:16 pm

2 stops20h 01m

$563

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 2/4

3:35 pm-1:15 pm

2 stops15h 40m

Porto

Wed 2/11

6:00 am-1:25 pm

1 stop13h 25m

$580

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Tue 3/17

6:20 pm-10:30 am

1 stop11h 10m

Porto

Tue 3/24

5:00 am-4:43 pm

2 stops16h 43m

$586

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Wed 2/18

12:29 pm-10:30 am

2 stops16h 01m

Porto

Tue 2/24

9:55 am-8:44 pm

2 stops16h 49m

$590

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Tue 3/17

1:57 pm-10:30 am

2 stops15h 33m

Porto

Tue 3/24

5:00 am-8:14 pm

2 stops20h 14m

$590

ChicagoPorto

MDW - OPO

MDWOPO

Chicago Midway

Wed 2/4

12:46 pm-10:30 am

2 stops15h 44m

Porto

Wed 2/11

4:10 pm-5:45 pm

2 stops31h 35m

$590

ChicagoPorto

ORD - OPO

ORDOPO

Chicago O'Hare Intl

Fri 2/6

6:00 pm-12:50 pm

1 stop12h 50m

Porto

Mon 2/9

1:45 pm-2:10 pm

1 stop30h 25m

$594

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/25

Showing 1-10 of 37 results

Best time to book a flight from Michigan to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Michigan with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Michigan to Porto

What is the cheapest time of day to fly from MI to OPO?

It’s optimal to fly from Michigan to Porto in the evening. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight at noon.

Related info for your journey

What airport do you fly into for flights to Porto from Michigan?
Porto (OPO) is the airport you will fly into if you book a flight from Michigan to Porto. It is only a 6.8 mi journey from Porto (OPO) to Porto’s city center.
How long is the flight from Michigan to Porto?
A quick flight from Michigan to Porto can take about 19h. United Airlines provides one of the quickest options available for as low as $517. Airlines will cover a distance of 3795 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the most popular routes from Michigan to Porto?
While some choose either Chicago Midway - Porto or Grand Rapids Gerald R. Ford Intl - Porto, Chicago O'Hare Intl - Porto is the most popular route from Michigan to Porto.
Can I find deals for flights from Michigan to Porto that include hotel bookings?
Yes. In addition to deals on Michigan to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Michigan to Porto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Michigan to Porto.
Can I find deals for business class flights from Michigan to Porto?
Yes. Cheapflights offers flight deals from Michigan to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 4 airlines flying from Michigan to Porto

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$441	Average$1,045	FlexibilityNo cancel fee	On-timeN/A
KLM	Cheapest$568	Average$875	FlexibilityNo cancel fee	On-time75%
Lufthansa	Cheapest$694	Average$939	FlexibilityNo cancel fee	On-time76%
United Airlines	Cheapest$714	Average$1,041	FlexibilityNo cancel fee	On-time69%

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$291+ Cheap flights from Michigan to Porto (OPO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/31. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Michigan to Porto

Cheapest flights from Michigan to PortoExplore the most affordable flight options available from Michigan to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

Explore the most affordable flight options available from Michigan to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

Find flight deals from Michigan to Porto

Keep the following information in mind while searching for Michigan to Porto flight deals. Data was last updated December 26, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Michigan to Porto that are best for you.

Best time to book a flight from Michigan to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Michigan with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Michigan to Porto

What is the cheapest time of day to fly from MI to OPO?

Find hourly flight availability from Michigan to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 26, 2025.

Related info for your journey

Find useful and relevant information for your journey from Michigan to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Porto from Michigan?

How long is the flight from Michigan to Porto?

What are the most popular routes from Michigan to Porto?

Can I find deals for flights from Michigan to Porto that include hotel bookings?

How can I find direct flights from Michigan to Porto?

Can I find deals for business class flights from Michigan to Porto?

Traveling to a place near Porto?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Michigan to Porto

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Michigan to Porto

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Cheapest flights from Michigan to Porto
Explore the most affordable flight options available from Michigan to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.